It is unclear what mechanisms underlie this directional asymmetry. Fgf8 is expressed in the oral ectoderm of the PA1, lateral ectoderm of the pharyngeal clefts, the foregut endoderm of the pharyngeal ...

Craniofacial abnormalities often arise during formation of the pharyngeal arches destined to give rise to many craniofacial structures. The complexity of arch derivatives is reflected in their ...

Researchers at Newcastle have now been awarded £110,000 to study the genes found in a tissue called the pharyngeal endoderm, which is formed near to where the large blood vessels develop.

Examination of the pharyngeal apparatus of 22 species of catostomids reveals three types of bones and teeth associated with different dietary habits. The mollusk feeders Moxostoma hubbsi and M.